Polish the SVG viewer example.

- Use Qt 5 connection syntax, demonstrating lambdas.
- Use QCommandLineParser.
- Improve error handling.
- Use Mime API of QFileDialog, point to pictures location initially.
- Prevent the application from shrinking when loading small images.
- Minor polishing, status messages on loading, About Qt dialog.

Change-Id: I76f14001c9ab12cbfaaacc2ca4828b404e4b13b2
Reviewed-by: aavit <eirik.aavitsland@theqtcompany.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/examples/svg/svgviewer/mainwindow.h b/examples/svg/svgviewer/mainwindow.h
index 1c43da6..215f4a6 100644
--- a/examples/svg/svgviewer/mainwindow.h
+++ b/examples/svg/svgviewer/mainwindow.h
@@ -60,9 +60,11 @@ class MainWindow : public QMainWindow
 public:
     MainWindow();
 
+    bool loadFile(const QString &path);
+
 public slots:
-    void openFile(const QString &path = QString());
-    void setRenderer(QAction *action);
+    void openFile();
+    void setRenderer(int renderMode);
 
 private:
     QAction *m_nativeAction;